diff --git a/PhotoStepper/PhotoStepper.ino b/PhotoStepper/PhotoStepper.ino
index daf67af..5f5fef6 100644
--- a/PhotoStepper/PhotoStepper.ino
+++ b/PhotoStepper/PhotoStepper.ino
@@ -1,6 +1,9 @@
 /*
+ * PhotoStepper -- https://www.0x50.de/rschaten/photostepper
+ *
  * PhotoStepper © 2022 by Ronald Schaten is licensed under CC BY-NC 4.0.
  * To view a copy of this license, visit http://creativecommons.org/licenses/by-nc/4.0/
+ *
  */
 
 // this project makes heavy use of the following libraries: